forked from ~ljy/RK356X_SDK_RELEASE
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hc
2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771 
 kernel/drivers/ata/ahci.c
....@@ -50,7 +50,8 @@
5050 	/* board IDs by feature in alphabetical order */
5151 	board_ahci,
5252 	board_ahci_ign_iferr,
53
-	board_ahci_mobile,
53
+	board_ahci_low_power,
54
+	board_ahci_no_debounce_delay,
5455 	board_ahci_nomsi,
5556 	board_ahci_noncq,
5657 	board_ahci_nosntf,
....@@ -83,6 +84,7 @@
8384 static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
8485 static void ahci_remove_one(struct pci_dev *dev);
8586 static void ahci_shutdown_one(struct pci_dev *dev);
87
+static void ahci_intel_pcs_quirk(struct pci_dev *pdev, struct ahci_host_priv *hpriv);
8688 static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class,
8789 				 unsigned long deadline);
8890 static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class,
....@@ -134,9 +136,16 @@
134136 		.udma_mask	= ATA_UDMA6,
135137 		.port_ops	= &ahci_ops,
136138 	},
137
-	[board_ahci_mobile] = {
139
+	[board_ahci_low_power] = {
138140 		AHCI_HFLAGS	(AHCI_HFLAG_IS_MOBILE),
139141 		.flags		= AHCI_FLAG_COMMON,
142
+		.pio_mask	= ATA_PIO4,
143
+		.udma_mask	= ATA_UDMA6,
144
+		.port_ops	= &ahci_ops,
145
+	},
146
+	[board_ahci_no_debounce_delay] = {
147
+		.flags		= AHCI_FLAG_COMMON,
148
+		.link_flags	= ATA_LFLAG_NO_DEBOUNCE_DELAY,
140149 		.pio_mask	= ATA_PIO4,
141150 		.udma_mask	= ATA_UDMA6,
142151 		.port_ops	= &ahci_ops,
....@@ -267,13 +276,13 @@
267276 	{ PCI_VDEVICE(INTEL, 0x2924), board_ahci }, /* ICH9 */
268277 	{ PCI_VDEVICE(INTEL, 0x2925), board_ahci }, /* ICH9 */
269278 	{ PCI_VDEVICE(INTEL, 0x2927), board_ahci }, /* ICH9 */
270
-	{ PCI_VDEVICE(INTEL, 0x2929), board_ahci_mobile }, /* ICH9M */
271
-	{ PCI_VDEVICE(INTEL, 0x292a), board_ahci_mobile }, /* ICH9M */
272
-	{ PCI_VDEVICE(INTEL, 0x292b), board_ahci_mobile }, /* ICH9M */
273
-	{ PCI_VDEVICE(INTEL, 0x292c), board_ahci_mobile }, /* ICH9M */
274
-	{ PCI_VDEVICE(INTEL, 0x292f), board_ahci_mobile }, /* ICH9M */
279
+	{ PCI_VDEVICE(INTEL, 0x2929), board_ahci_low_power }, /* ICH9M */
280
+	{ PCI_VDEVICE(INTEL, 0x292a), board_ahci_low_power }, /* ICH9M */
281
+	{ PCI_VDEVICE(INTEL, 0x292b), board_ahci_low_power }, /* ICH9M */
282
+	{ PCI_VDEVICE(INTEL, 0x292c), board_ahci_low_power }, /* ICH9M */
283
+	{ PCI_VDEVICE(INTEL, 0x292f), board_ahci_low_power }, /* ICH9M */
275284 	{ PCI_VDEVICE(INTEL, 0x294d), board_ahci }, /* ICH9 */
276
-	{ PCI_VDEVICE(INTEL, 0x294e), board_ahci_mobile }, /* ICH9M */
285
+	{ PCI_VDEVICE(INTEL, 0x294e), board_ahci_low_power }, /* ICH9M */
277286 	{ PCI_VDEVICE(INTEL, 0x502a), board_ahci }, /* Tolapai */
278287 	{ PCI_VDEVICE(INTEL, 0x502b), board_ahci }, /* Tolapai */
279288 	{ PCI_VDEVICE(INTEL, 0x3a05), board_ahci }, /* ICH10 */
....@@ -283,9 +292,9 @@
283292 	{ PCI_VDEVICE(INTEL, 0x3b23), board_ahci }, /* PCH AHCI */
284293 	{ PCI_VDEVICE(INTEL, 0x3b24), board_ahci }, /* PCH RAID */
285294 	{ PCI_VDEVICE(INTEL, 0x3b25), board_ahci }, /* PCH RAID */
286
-	{ PCI_VDEVICE(INTEL, 0x3b29), board_ahci_mobile }, /* PCH M AHCI */
295
+	{ PCI_VDEVICE(INTEL, 0x3b29), board_ahci_low_power }, /* PCH M AHCI */
287296 	{ PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */
288
-	{ PCI_VDEVICE(INTEL, 0x3b2c), board_ahci_mobile }, /* PCH M RAID */
297
+	{ PCI_VDEVICE(INTEL, 0x3b2c), board_ahci_low_power }, /* PCH M RAID */
289298 	{ PCI_VDEVICE(INTEL, 0x3b2f), board_ahci }, /* PCH AHCI */
290299 	{ PCI_VDEVICE(INTEL, 0x19b0), board_ahci_pcs7 }, /* DNV AHCI */
291300 	{ PCI_VDEVICE(INTEL, 0x19b1), board_ahci_pcs7 }, /* DNV AHCI */
....@@ -308,9 +317,9 @@
308317 	{ PCI_VDEVICE(INTEL, 0x19cE), board_ahci_pcs7 }, /* DNV AHCI */
309318 	{ PCI_VDEVICE(INTEL, 0x19cF), board_ahci_pcs7 }, /* DNV AHCI */
310319 	{ PCI_VDEVICE(INTEL, 0x1c02), board_ahci }, /* CPT AHCI */
311
-	{ PCI_VDEVICE(INTEL, 0x1c03), board_ahci_mobile }, /* CPT M AHCI */
320
+	{ PCI_VDEVICE(INTEL, 0x1c03), board_ahci_low_power }, /* CPT M AHCI */
312321 	{ PCI_VDEVICE(INTEL, 0x1c04), board_ahci }, /* CPT RAID */
313
-	{ PCI_VDEVICE(INTEL, 0x1c05), board_ahci_mobile }, /* CPT M RAID */
322
+	{ PCI_VDEVICE(INTEL, 0x1c05), board_ahci_low_power }, /* CPT M RAID */
314323 	{ PCI_VDEVICE(INTEL, 0x1c06), board_ahci }, /* CPT RAID */
315324 	{ PCI_VDEVICE(INTEL, 0x1c07), board_ahci }, /* CPT RAID */
316325 	{ PCI_VDEVICE(INTEL, 0x1d02), board_ahci }, /* PBG AHCI */
....@@ -319,29 +328,29 @@
319328 	{ PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* PBG RAID */
320329 	{ PCI_VDEVICE(INTEL, 0x2323), board_ahci }, /* DH89xxCC AHCI */
321330 	{ PCI_VDEVICE(INTEL, 0x1e02), board_ahci }, /* Panther Point AHCI */
322
-	{ PCI_VDEVICE(INTEL, 0x1e03), board_ahci_mobile }, /* Panther M AHCI */
331
+	{ PCI_VDEVICE(INTEL, 0x1e03), board_ahci_low_power }, /* Panther M AHCI */
323332 	{ PCI_VDEVICE(INTEL, 0x1e04), board_ahci }, /* Panther Point RAID */
324333 	{ PCI_VDEVICE(INTEL, 0x1e05), board_ahci }, /* Panther Point RAID */
325334 	{ PCI_VDEVICE(INTEL, 0x1e06), board_ahci }, /* Panther Point RAID */
326
-	{ PCI_VDEVICE(INTEL, 0x1e07), board_ahci_mobile }, /* Panther M RAID */
335
+	{ PCI_VDEVICE(INTEL, 0x1e07), board_ahci_low_power }, /* Panther M RAID */
327336 	{ PCI_VDEVICE(INTEL, 0x1e0e), board_ahci }, /* Panther Point RAID */
328337 	{ PCI_VDEVICE(INTEL, 0x8c02), board_ahci }, /* Lynx Point AHCI */
329
-	{ PCI_VDEVICE(INTEL, 0x8c03), board_ahci_mobile }, /* Lynx M AHCI */
338
+	{ PCI_VDEVICE(INTEL, 0x8c03), board_ahci_low_power }, /* Lynx M AHCI */
330339 	{ PCI_VDEVICE(INTEL, 0x8c04), board_ahci }, /* Lynx Point RAID */
331
-	{ PCI_VDEVICE(INTEL, 0x8c05), board_ahci_mobile }, /* Lynx M RAID */
340
+	{ PCI_VDEVICE(INTEL, 0x8c05), board_ahci_low_power }, /* Lynx M RAID */
332341 	{ PCI_VDEVICE(INTEL, 0x8c06), board_ahci }, /* Lynx Point RAID */
333
-	{ PCI_VDEVICE(INTEL, 0x8c07), board_ahci_mobile }, /* Lynx M RAID */
342
+	{ PCI_VDEVICE(INTEL, 0x8c07), board_ahci_low_power }, /* Lynx M RAID */
334343 	{ PCI_VDEVICE(INTEL, 0x8c0e), board_ahci }, /* Lynx Point RAID */
335
-	{ PCI_VDEVICE(INTEL, 0x8c0f), board_ahci_mobile }, /* Lynx M RAID */
336
-	{ PCI_VDEVICE(INTEL, 0x9c02), board_ahci_mobile }, /* Lynx LP AHCI */
337
-	{ PCI_VDEVICE(INTEL, 0x9c03), board_ahci_mobile }, /* Lynx LP AHCI */
338
-	{ PCI_VDEVICE(INTEL, 0x9c04), board_ahci_mobile }, /* Lynx LP RAID */
339
-	{ PCI_VDEVICE(INTEL, 0x9c05), board_ahci_mobile }, /* Lynx LP RAID */
340
-	{ PCI_VDEVICE(INTEL, 0x9c06), board_ahci_mobile }, /* Lynx LP RAID */
341
-	{ PCI_VDEVICE(INTEL, 0x9c07), board_ahci_mobile }, /* Lynx LP RAID */
342
-	{ PCI_VDEVICE(INTEL, 0x9c0e), board_ahci_mobile }, /* Lynx LP RAID */
343
-	{ PCI_VDEVICE(INTEL, 0x9c0f), board_ahci_mobile }, /* Lynx LP RAID */
344
-	{ PCI_VDEVICE(INTEL, 0x9dd3), board_ahci_mobile }, /* Cannon Lake PCH-LP AHCI */
344
+	{ PCI_VDEVICE(INTEL, 0x8c0f), board_ahci_low_power }, /* Lynx M RAID */
345
+	{ PCI_VDEVICE(INTEL, 0x9c02), board_ahci_low_power }, /* Lynx LP AHCI */
346
+	{ PCI_VDEVICE(INTEL, 0x9c03), board_ahci_low_power }, /* Lynx LP AHCI */
347
+	{ PCI_VDEVICE(INTEL, 0x9c04), board_ahci_low_power }, /* Lynx LP RAID */
348
+	{ PCI_VDEVICE(INTEL, 0x9c05), board_ahci_low_power }, /* Lynx LP RAID */
349
+	{ PCI_VDEVICE(INTEL, 0x9c06), board_ahci_low_power }, /* Lynx LP RAID */
350
+	{ PCI_VDEVICE(INTEL, 0x9c07), board_ahci_low_power }, /* Lynx LP RAID */
351
+	{ PCI_VDEVICE(INTEL, 0x9c0e), board_ahci_low_power }, /* Lynx LP RAID */
352
+	{ PCI_VDEVICE(INTEL, 0x9c0f), board_ahci_low_power }, /* Lynx LP RAID */
353
+	{ PCI_VDEVICE(INTEL, 0x9dd3), board_ahci_low_power }, /* Cannon Lake PCH-LP AHCI */
345354 	{ PCI_VDEVICE(INTEL, 0x1f22), board_ahci }, /* Avoton AHCI */
346355 	{ PCI_VDEVICE(INTEL, 0x1f23), board_ahci }, /* Avoton AHCI */
347356 	{ PCI_VDEVICE(INTEL, 0x1f24), board_ahci }, /* Avoton RAID */
....@@ -373,26 +382,26 @@
373382 	{ PCI_VDEVICE(INTEL, 0x8d66), board_ahci }, /* Wellsburg RAID */
374383 	{ PCI_VDEVICE(INTEL, 0x8d6e), board_ahci }, /* Wellsburg RAID */
375384 	{ PCI_VDEVICE(INTEL, 0x23a3), board_ahci }, /* Coleto Creek AHCI */
376
-	{ PCI_VDEVICE(INTEL, 0x9c83), board_ahci_mobile }, /* Wildcat LP AHCI */
377
-	{ PCI_VDEVICE(INTEL, 0x9c85), board_ahci_mobile }, /* Wildcat LP RAID */
378
-	{ PCI_VDEVICE(INTEL, 0x9c87), board_ahci_mobile }, /* Wildcat LP RAID */
379
-	{ PCI_VDEVICE(INTEL, 0x9c8f), board_ahci_mobile }, /* Wildcat LP RAID */
385
+	{ PCI_VDEVICE(INTEL, 0x9c83), board_ahci_low_power }, /* Wildcat LP AHCI */
386
+	{ PCI_VDEVICE(INTEL, 0x9c85), board_ahci_low_power }, /* Wildcat LP RAID */
387
+	{ PCI_VDEVICE(INTEL, 0x9c87), board_ahci_low_power }, /* Wildcat LP RAID */
388
+	{ PCI_VDEVICE(INTEL, 0x9c8f), board_ahci_low_power }, /* Wildcat LP RAID */
380389 	{ PCI_VDEVICE(INTEL, 0x8c82), board_ahci }, /* 9 Series AHCI */
381
-	{ PCI_VDEVICE(INTEL, 0x8c83), board_ahci_mobile }, /* 9 Series M AHCI */
390
+	{ PCI_VDEVICE(INTEL, 0x8c83), board_ahci_low_power }, /* 9 Series M AHCI */
382391 	{ PCI_VDEVICE(INTEL, 0x8c84), board_ahci }, /* 9 Series RAID */
383
-	{ PCI_VDEVICE(INTEL, 0x8c85), board_ahci_mobile }, /* 9 Series M RAID */
392
+	{ PCI_VDEVICE(INTEL, 0x8c85), board_ahci_low_power }, /* 9 Series M RAID */
384393 	{ PCI_VDEVICE(INTEL, 0x8c86), board_ahci }, /* 9 Series RAID */
385
-	{ PCI_VDEVICE(INTEL, 0x8c87), board_ahci_mobile }, /* 9 Series M RAID */
394
+	{ PCI_VDEVICE(INTEL, 0x8c87), board_ahci_low_power }, /* 9 Series M RAID */
386395 	{ PCI_VDEVICE(INTEL, 0x8c8e), board_ahci }, /* 9 Series RAID */
387
-	{ PCI_VDEVICE(INTEL, 0x8c8f), board_ahci_mobile }, /* 9 Series M RAID */
388
-	{ PCI_VDEVICE(INTEL, 0x9d03), board_ahci_mobile }, /* Sunrise LP AHCI */
389
-	{ PCI_VDEVICE(INTEL, 0x9d05), board_ahci_mobile }, /* Sunrise LP RAID */
390
-	{ PCI_VDEVICE(INTEL, 0x9d07), board_ahci_mobile }, /* Sunrise LP RAID */
396
+	{ PCI_VDEVICE(INTEL, 0x8c8f), board_ahci_low_power }, /* 9 Series M RAID */
397
+	{ PCI_VDEVICE(INTEL, 0x9d03), board_ahci_low_power }, /* Sunrise LP AHCI */
398
+	{ PCI_VDEVICE(INTEL, 0x9d05), board_ahci_low_power }, /* Sunrise LP RAID */
399
+	{ PCI_VDEVICE(INTEL, 0x9d07), board_ahci_low_power }, /* Sunrise LP RAID */
391400 	{ PCI_VDEVICE(INTEL, 0xa102), board_ahci }, /* Sunrise Point-H AHCI */
392
-	{ PCI_VDEVICE(INTEL, 0xa103), board_ahci_mobile }, /* Sunrise M AHCI */
401
+	{ PCI_VDEVICE(INTEL, 0xa103), board_ahci_low_power }, /* Sunrise M AHCI */
393402 	{ PCI_VDEVICE(INTEL, 0xa105), board_ahci }, /* Sunrise Point-H RAID */
394403 	{ PCI_VDEVICE(INTEL, 0xa106), board_ahci }, /* Sunrise Point-H RAID */
395
-	{ PCI_VDEVICE(INTEL, 0xa107), board_ahci_mobile }, /* Sunrise M RAID */
404
+	{ PCI_VDEVICE(INTEL, 0xa107), board_ahci_low_power }, /* Sunrise M RAID */
396405 	{ PCI_VDEVICE(INTEL, 0xa10f), board_ahci }, /* Sunrise Point-H RAID */
397406 	{ PCI_VDEVICE(INTEL, 0x2822), board_ahci }, /* Lewisburg RAID*/
398407 	{ PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Lewisburg AHCI*/
....@@ -409,13 +418,15 @@
409418 	{ PCI_VDEVICE(INTEL, 0xa356), board_ahci }, /* Cannon Lake PCH-H RAID */
410419 	{ PCI_VDEVICE(INTEL, 0x06d7), board_ahci }, /* Comet Lake-H RAID */
411420 	{ PCI_VDEVICE(INTEL, 0xa386), board_ahci }, /* Comet Lake PCH-V RAID */
412
-	{ PCI_VDEVICE(INTEL, 0x0f22), board_ahci_mobile }, /* Bay Trail AHCI */
413
-	{ PCI_VDEVICE(INTEL, 0x0f23), board_ahci_mobile }, /* Bay Trail AHCI */
414
-	{ PCI_VDEVICE(INTEL, 0x22a3), board_ahci_mobile }, /* Cherry Tr. AHCI */
415
-	{ PCI_VDEVICE(INTEL, 0x5ae3), board_ahci_mobile }, /* ApolloLake AHCI */
416
-	{ PCI_VDEVICE(INTEL, 0x34d3), board_ahci_mobile }, /* Ice Lake LP AHCI */
417
-	{ PCI_VDEVICE(INTEL, 0x02d3), board_ahci_mobile }, /* Comet Lake PCH-U AHCI */
418
-	{ PCI_VDEVICE(INTEL, 0x02d7), board_ahci_mobile }, /* Comet Lake PCH RAID */
421
+	{ PCI_VDEVICE(INTEL, 0x0f22), board_ahci_low_power }, /* Bay Trail AHCI */
422
+	{ PCI_VDEVICE(INTEL, 0x0f23), board_ahci_low_power }, /* Bay Trail AHCI */
423
+	{ PCI_VDEVICE(INTEL, 0x22a3), board_ahci_low_power }, /* Cherry Tr. AHCI */
424
+	{ PCI_VDEVICE(INTEL, 0x5ae3), board_ahci_low_power }, /* ApolloLake AHCI */
425
+	{ PCI_VDEVICE(INTEL, 0x34d3), board_ahci_low_power }, /* Ice Lake LP AHCI */
426
+	{ PCI_VDEVICE(INTEL, 0x02d3), board_ahci_low_power }, /* Comet Lake PCH-U AHCI */
427
+	{ PCI_VDEVICE(INTEL, 0x02d7), board_ahci_low_power }, /* Comet Lake PCH RAID */
428
+	/* Elkhart Lake IDs 0x4b60 & 0x4b62 https://sata-io.org/product/8803 not tested yet */
429
+	{ PCI_VDEVICE(INTEL, 0x4b63), board_ahci_low_power }, /* Elkhart Lake AHCI */
419430 
420431 	/* JMicron 360/1/3/5/6, match class to avoid IDE function */
421432 	{ PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
....@@ -441,8 +452,9 @@
441452 		board_ahci_al },
442453 	/* AMD */
443454 	{ PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD Hudson-2 */
455
+	{ PCI_VDEVICE(AMD, 0x7801), board_ahci_no_debounce_delay }, /* AMD Hudson-2 (AHCI mode) */
444456 	{ PCI_VDEVICE(AMD, 0x7900), board_ahci }, /* AMD CZ */
445
-	{ PCI_VDEVICE(AMD, 0x7901), board_ahci_mobile }, /* AMD Green Sardine */
457
+	{ PCI_VDEVICE(AMD, 0x7901), board_ahci_low_power }, /* AMD Green Sardine */
446458 	/* AMD is using RAID class only for ahci controllers */
447459 	{ PCI_VENDOR_ID_AMD, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
448460 	  PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci },
....@@ -664,6 +676,25 @@
664676 	ahci_save_initial_config(&pdev->dev, hpriv);
665677 }
666678 
679
+static int ahci_pci_reset_controller(struct ata_host *host)
680
+{
681
+	struct pci_dev *pdev = to_pci_dev(host->dev);
682
+	struct ahci_host_priv *hpriv = host->private_data;
683
+	int rc;
684
+
685
+	rc = ahci_reset_controller(host);
686
+	if (rc)
687
+		return rc;
688
+
689
+	/*
690
+	 * If platform firmware failed to enable ports, try to enable
691
+	 * them here.
692
+	 */
693
+	ahci_intel_pcs_quirk(pdev, hpriv);
694
+
695
+	return 0;
696
+}
697
+
667698 static void ahci_pci_init_controller(struct ata_host *host)
668699 {
669700 	struct ahci_host_priv *hpriv = host->private_data;
....@@ -683,7 +714,7 @@
683714 
684715 		/* clear port IRQ */
685716 		tmp = readl(port_mmio + PORT_IRQ_STAT);
686
-		VPRINTK("PORT_IRQ_STAT 0x%x\n", tmp);
717
+		dev_dbg(&pdev->dev, "PORT_IRQ_STAT 0x%x\n", tmp);
687718 		if (tmp)
688719 			writel(tmp, port_mmio + PORT_IRQ_STAT);
689720 	}
....@@ -865,7 +896,7 @@
865896 	struct ata_host *host = pci_get_drvdata(pdev);
866897 	int rc;
867898 
868
-	rc = ahci_reset_controller(host);
899
+	rc = ahci_pci_reset_controller(host);
869900 	if (rc)
870901 		return rc;
871902 	ahci_pci_init_controller(host);
....@@ -900,7 +931,7 @@
900931 		ahci_mcp89_apple_enable(pdev);
901932 
902933 	if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) {
903
-		rc = ahci_reset_controller(host);
934
+		rc = ahci_pci_reset_controller(host);
904935 		if (rc)
905936 			return rc;
906937 
....@@ -1475,7 +1506,6 @@
14751506 	u32 irq_stat, irq_masked;
14761507 	unsigned int handled = 1;
14771508 
1478
-	VPRINTK("ENTER\n");
14791509 	hpriv = host->private_data;
14801510 	mmio = hpriv->mmio;
14811511 	irq_stat = readl(mmio + HOST_IRQ_STAT);
....@@ -1492,7 +1522,6 @@
14921522 		irq_stat = readl(mmio + HOST_IRQ_STAT);
14931523 		spin_unlock(&host->lock);
14941524 	} while (irq_stat);
1495
-	VPRINTK("EXIT\n");
14961525 
14971526 	return IRQ_RETVAL(handled);
14981527 }
....@@ -1785,12 +1814,6 @@
17851814 	/* save initial config */
17861815 	ahci_pci_save_initial_config(pdev, hpriv);
17871816 
1788
-	/*
1789
-	 * If platform firmware failed to enable ports, try to enable
1790
-	 * them here.
1791
-	 */
1792
-	ahci_intel_pcs_quirk(pdev, hpriv);
1793
-
17941817 	/* prepare host */
17951818 	if (hpriv->cap & HOST_CAP_NCQ) {
17961819 		pi.flags |= ATA_FLAG_NCQ;
....@@ -1868,6 +1891,15 @@
18681891 	else
18691892 		dev_info(&pdev->dev, "SSS flag set, parallel bus scan disabled\n");
18701893 
1894
+	if (!(hpriv->cap & HOST_CAP_PART))
1895
+		host->flags |= ATA_HOST_NO_PART;
1896
+
1897
+	if (!(hpriv->cap & HOST_CAP_SSC))
1898
+		host->flags |= ATA_HOST_NO_SSC;
1899
+
1900
+	if (!(hpriv->cap2 & HOST_CAP2_SDS))
1901
+		host->flags |= ATA_HOST_NO_DEVSLP;
1902
+
18711903 	if (pi.flags & ATA_FLAG_EM)
18721904 		ahci_reset_em(host);
18731905 
....@@ -1900,7 +1932,7 @@
19001932 	if (rc)
19011933 		return rc;
19021934 
1903
-	rc = ahci_reset_controller(host);
1935
+	rc = ahci_pci_reset_controller(host);
19041936 	if (rc)
19051937 		return rc;
19061938